ARCHIVED - Cryptosporidiosis

 


Nationally notifiable since 2000

1.0 National Notification

Only confirmed cases of disease should be notified.

2.0 Type of Surveillance

Routine case-by-case notification to the federal level

3.0 Case Classification

3.1 Confirmed case

Laboratory confirmation of infection with or without symptoms from an appropriate clinical specimen (e.g. stool, intestinal fluid or small bowel biopsy):

  • demonstration of Cryptosporidium oocysts
    OR
  • detection of Cryptosporidium DNA
    OR
  • demonstration of Cryptosporidium antigen by an approved method (e.g. EIA, immunochromatographic – ICT)

3.2 Probable case

Clinical illness in a person who is epidemiologically linked to a confirmed case

4.0 Laboratory Comments

While Cryptosporidium parvum and Cryptosporidium hominis are the leading causes of cryptosporidiosis, other species are known to cause diarrheal illness in immunocompromised individuals.

5.0 Clinical Evidence

Clinical illness is characterized by diarrhea (often profuse and watery), abdominal cramps, anorexia, fever, nausea, general malaise and vomiting.

6.0 ICD Code(s)

6.1 ICD-10 Code(s)

A07.2
Cryptosporidiosis

6.2 ICD-9/ICD-9CM Code(s)

007.4
Cryptosporidiosis

7.0 Type of International Reporting

8.0 Comments

Probable case definitions are provided as guidelines to assist with case finding and public health management, and are not for national notification purposes.

9.0 References

Date of Last Revision/Review:

May 2008


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